Which statements are true of functions? Check all that apply Cof
All functions have a dependent vanable
All functions have an independent variable
The range of a function includes its domain
A vertical line is an example of a functional relationship
A horizontal line is an example of a functional relationship
Each output value of a function can correspond to only one input value

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

The graph shown is the graph of which function?

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.